オーディオ要素

Audio Element

Example
audio_element_handle_t el;
audio_element_cfg_t cfg = DEFAULT_AUDIO_ELEMENT_CONFIG();
cfg.open = _el_open;
cfg.read = _el_read;
cfg.process = _el_process;
cfg.write = _el_write;
cfg.close = _el_close;
el = audio_element_init(&cfg);
TEST_ASSERT_NOT_NULL(el);
TEST_ASSERT_EQUAL(ESP_OK, audio_element_start(el));